Voltage-Controlled Resistors
The InterFET voltage-controlled resistor table provides the capability to sort on any JFET parameter. JFETs in this table were selected based on their near-linear function of their gate-source voltage on drain-source conductance.
InterFET offers the widest range of JFET products in the industry. The InterFET portfolio is suited to meet circuit requirements for instrumentation, medical, audio, automotive, military, space, and any high precision sensor interface.
Our primary expertise is in design, manufacturing, and providing innovative and practical solutions to customer problems.

PRODUCT | PACKAGE | BVgss (min) V | Vgso (min) V | Vgso (max) V | Idss (min) mA | Idss (max) mA | Gm (min) mS | ēn (typ) ɳV√Hz | Ciss (max) pF | TYPE | CONFIG | ORDERING |
---|---|---|---|---|---|---|---|---|---|---|---|---|
PRODUCT | PACKAGE | BVgss (min) V | Vgso (min) V | Vgso (max) V | Idss (min) mA | Idss (max) mA | Gm (min) mS | ēn (typ) ɳV√Hz | Ciss (max) pF | TYPE | CONFIG | ORDERING |
2N4338 | TO-18 | -50 | -0.30 | -1.00 | 0.20 | 0.60 | 0.60 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
2N4339 | TO-18 | -50 | -0.60 | -1.80 | 0.50 | 1.50 | 0.80 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
2N4340 | TO-18 | -50 | -1.00 | -3.00 | 1.20 | 3.60 | 1.30 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
2N4341 | TO-18 | -50 | -2.00 | -6.00 | 3.00 | 9.00 | 2.00 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
PN4338 | TO-92 | -50 | -0.30 | -1.00 | 0.20 | 0.60 | 0.60 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
PN4339 | TO-92 | -50 | -0.60 | -1.80 | 0.50 | 1.50 | 0.80 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
PN4340 | TO-92 | -50 | -1.00 | -3.00 | 1.20 | 3.60 | 1.30 | 6.00 | 7.00 | N-CH | SINGLE | Direct |
PN4341 | TO-92 | -50 | -2.00 | -6.00 | 3.00 | 9.00 | 2.00 | 6.00 | 7.00 | N-CH | SINGLE | Direct |
PNVCR2N | TO-92 | -15 | -1.00 | -3.50 | 2.00 | 7.50 | N-CH | SINGLE | Direct | |||
PNVCR3P | TO-92 | 15 | 1.00 | 5.00 | 8.00 | 25.00 | P-CH | SINGLE | Direct | |||
PNVCR4N | TO-92 | -15 | -3.50 | -7.00 | 6.00 | 3.00 | N-CH | SINGLE | Direct | |||
PNVCR7N | TO-92 | -15 | -2.50 | -5.00 | 8.00 | 1.50 | N-CH | SINGLE | Direct | |||
SMP4338 | SOT-23 | -50 | -0.30 | -1.00 | 0.20 | 0.60 | 0.60 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
SMP4339 | SOT-23 | -50 | -0.60 | -1.80 | 0.50 | 1.50 | 0.80 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
SMP4340 | SOT-23 | -50 | -1.00 | -3.00 | 1.20 | 3.60 | 1.30 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
SMP4341 | SOT-23 | -50 | -2.00 | -6.00 | 3.00 | 9.00 | 2.00 | 6.00 | 7.00 | N-CH | SINGLE | Mouser |
SMPVCR11N | SOIC-8 | -25 | -8.00 | -12.00 | 4.00 | 7.50 | N-CH | DUAL | Direct | |||
SMPVCR2N | SOT-23 | -15 | -1.00 | -3.50 | 2.00 | 7.50 | N-CH | SINGLE | Direct | |||
SMPVCR3P | SOT-23 | 15 | 1.00 | 5.00 | 8.00 | 25.00 | P-CH | SINGLE | Direct | |||
SMPVCR4N | SOT-23 | -15 | -3.50 | -7.00 | 6.00 | 3.00 | N-CH | SINGLE | Direct | |||
SMPVCR7N | SOT-23 | -15 | -2.50 | -5.00 | 8.00 | 1.50 | N-CH | SINGLE | Direct | |||
VCR11N | TO-71 | -25 | -8.00 | -12.00 | 4.00 | 7.50 | N-CH | DUAL | Mouser | |||
VCR2N | TO-18 | -15 | -1.00 | -3.50 | 2.00 | 7.50 | N-CH | SINGLE | Mouser | |||
VCR3P | TO-18 | 15 | 1.00 | 5.00 | 8.00 | 25.00 | P-CH | SINGLE | Mouser | |||
VCR4N | TO-18 | -15 | -3.50 | -7.00 | 6.00 | 3.00 | N-CH | SINGLE | Mouser | |||
VCR7N | TO-72 | -15 | -2.50 | -5.00 | 8.00 | 1.50 | N-CH | SINGLE | Mouser |